F16D 2129/043
Weights
Official title: {Weights}
F16D2129/043 (Weights) appears on 35 US grants and 8 published applications in this corpus.
Search patents in F16D- Granted patents
- 35
- Published applications
- 8
- Assignees
- 26
- Inventors
- 53
- Latest grant
- 7 Mar 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Adaptive centrifugal brake assemblies7 Mar 2023US 11,598,382 B2Pella Corporation
- Governor assembly for elevator system, elevator safety system and elevator system27 Sep 2022US 11,453,571 B2Otis Elevator Company
- Non-powered passive braking device using centrifugal force26 May 2020US 10,663,019 B2Chungang University Industry Academic Cooperation Foundation
- Centrifugal brake for overspeed protection24 Jan 2017US 9,551,386 B2Pika Energy LLC
- Centrifugal engagement and disengagement drive systems13 Oct 2015US 9,157,494 B2Honeywell International Inc.
- Adaptive centrifugal brake assemblies14 Jan 2021US 2021/0010547 A1Pella Corporation
- Governor assembly for elevator system, elevator safety system and elevator system31 Dec 2020US 2020/0407193 A1Otis Elevator Company
- Non-powered passive braking device using centrifugal force7 Feb 2019US 2019/0040920 A1Chungang University Industry Academic Cooperation Foundation
- Centrifugal engagement and disengagement drive systems12 Feb 2015US 2015/0041279 A1Honeywell International Inc.
- Centrifugal brake for overspeed protection28 Nov 2013US 2013/0313054 A1Pika Energy LLC
Most cited
By later US patents
- Load lowering device48US 4,416,430 ADraft Systems, Inc. · 1983
- Retractable chalk line device46US 5,509,616 A1996
- Transmission inertia brake with self energizing29US 5,713,445 AEaton Corporation · 1998
- Balancing hoist and material handling system25US 5,522,581 AZimmerman International Corp. · 1996
- Brake mechanism21US 5,090,529 AIVG Australia Pty. Limited · 1992